CN105331436A - Lubricating oil and preparation method thereof - Google Patents
Lubricating oil and preparation method thereof Download PDFInfo
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- CN105331436A CN105331436A CN201510608143.5A CN201510608143A CN105331436A CN 105331436 A CN105331436 A CN 105331436A CN 201510608143 A CN201510608143 A CN 201510608143A CN 105331436 A CN105331436 A CN 105331436A
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- base oil
- lubricating oil
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Abstract
The invention provides a lubricating oil and a preparation method thereof. The preparation method concretely comprises the following steps: taking 50-60wt% of mineral base oil and 15-40wt% of poly-alpha-olefin (PAO), stirring at T1 DEG C for t1 h to obtain mixed base oil A; adding 7wt% of neopentyl polyol mixed fatty acid ester and 1wt% of borated fatty acid ester to the mixed base oil A, and stirring at T2 DEG C for t2 h to obtain base oil B; adding 2wt% of zinc dialkyl dithiophosphate to the mixed base oil B, and reacting at T3 DEG C for t3 h to obtain base oil C; and adding x% of rare earth oxide powder to the base oil C, and reacting at 50-60DEG C for t4 h to obtain the finished lubricating oil. The lubricating oil has the advantages of simple preparation method and simple component.
Description
Technical field
The present invention relates to a kind of lubricating oil field, especially relate to a kind of micro-lubricating oil and preparation method thereof.
Background technology
The preparation method of lubricating oil of the prior art is complicated, need the manpower and materials through multiple step, multiple preparation facilities, at substantial, particularly when extensive preparation, cause the pollution of the waste of the energy, the waste in space, the waste of manpower, the waste of resource and environment.
Therefore the simple lubricating oil preparation method of a kind of process is needed.
In view of above-mentioned defect, creator of the present invention obtains the present invention finally through long research and practice.
Summary of the invention
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
There is provided a kind of lubricating oil preparation method on the one hand, specifically comprise the following steps:
A) poly-ɑ-alkene (PAO) that mineral type base oil that weight percent is 50-60% and weight percent are 15-40% is got, at T
1t is stirred at DEG C
1hour obtain mixed type base oil A;
B) by weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at T
2t is stirred at DEG C
2hour, obtain base oil B;
C) in described mixed base oil B, the zinc dialkyl dithiophosphate that weight percent is 2% is added, at T
3t is reacted at DEG C
3hour, obtain base oil C;
D) in described base oil C, add the rare earth oxide powder of x%, at 50-60 DEG C, react t
4hour, obtain final product.
Preferably, described T
1, T
2, T
3, meet following relation: 30≤T
2< T
1< T
3≤ 80, unit is DEG C.
Preferably, described t
1, t
2, t
3, t
4meet following relation: t
1>=t
2, t
3≤ t
4, and t
1≤ 5, t
4≤ 5, unit is hour.
Preferably, described T
1, T
2, T
3be respectively 50,40,70, unit is DEG C.
Preferably, described t
1, t
2, t
3, t
4be respectively, 4,2,1,1, unit is hour.
Preferably, described mineral type base oil, the weight percent of poly-ɑ-alkene (PAO) are respectively 50%, 35%, and the frictional coefficient of described content of rare earth x and lubricating oil exists following relation:
μ＝exp[0.6224(lnx)
2+3.6502lnx+e]±0.01，0≤x≤0.15
Wherein, μ is the target friction coefficient of described lubricating oil, and x is the weight percent that described content of rare earth accounts for described lubricating oil.
Preferably, described rare earth oxide comprise lanthanum trioxide, cerium oxide, Praseodymium trioxide, Neodymium trioxide one or more.
The lubricating oil providing more than one methods to prepare on the other hand.
Beneficial effect of the present invention is: lubricating oil main component is few, Environmental Safety, and preparation method is simple, workable, can control the target friction coefficient of lubricating oil with the demand of satisfied different environment for use by the consumption adjusting rare earth oxide.
Embodiment
A kind of lubricating oil preparation method, comprises mineral type base oil, poly-ɑ-alkene (PAO), amyl-based polyol mixed aliphatic ester, zinc dialkyl dithiophosphate, rare earth oxide; Specifically comprise the following steps:
Get poly-ɑ-alkene (PAO) that mineral type base oil that weight percent is 50-60% and weight percent are 15-40%, at T1 DEG C, stir t
1hour obtain mixed type base oil A;
By weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at T
2t is stirred at DEG C
2hour, obtain base oil B;
The zinc dialkyl dithiophosphate that weight percent is 2% is added, at T in described mixed base oil B
3t is reacted at DEG C
3hour, obtain base oil C;
In described base oil C, add the rare earth oxide powder of x%, at 50-60 DEG C, react t
4hour, obtain final product.
Described T
1, T
2, T
3, meet following relation: 30≤T
2< T
1< T
3≤ 80, unit is DEG C.For making zinc dialkyl dithiophosphate be well dispersed in processed oil, need to lengthen churning time.For ensureing that mineral type base oil and poly-ɑ-alkene (PAO) can fully mix, the churning time of needs be greater than amyl-based polyol mixed aliphatic ester add after churning time.。
Described t
1, t
2, t
3, t
4meet following relation: t
1>=t
2, t
3≤ t
4, and t
1≤ 5, t
4≤ 5, unit is hour.
Described rare earth oxide comprise lanthanum trioxide, cerium oxide, Praseodymium trioxide, Neodymium trioxide one or more.
Embodiment 1
Get weight percent be 50% mineral type base oil and weight percent be 35% poly-ɑ-alkene (PAO), at 50 DEG C stir within 4 hours, obtain mixed type base oil A;
By weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at 40 DEG C stir 2 hours, obtain base oil B;
In described mixed base oil B, add the zinc dialkyl dithiophosphate that weight percent is 2%, react 1 hour at 70 DEG C, obtain base oil C;
In described base oil C, add the rare earth oxide powder of x%, react 1 hour at 50-60 DEG C, obtain processed oil.
There is following relation in the frictional coefficient of described content of rare earth x and lubricating oil:
μ＝exp[0.6224(lnx)
2+3.6502lnx+e]±0.01，0.01≤x≤0.15
Wherein, μ is the target friction coefficient of described lubricating oil, and x is the weight percent that described content of rare earth accounts for described lubricating oil.Described target friction coefficient refers to, the fixing frictional coefficient needed for lubricating oil.
In the ordinary course of things, various equivalent modifications, in order to measure its frictional coefficient, needs the instrument test by complexity, in order to reach the lubricating oil of specific frictional coefficient, needing repeated multiple times experiment especially to realize, wasting human and material resources, time and resource.But by above formula, when experiment condition is certain, can directly obtain the finished lube with target friction coefficient, time saving and energy saving.
A described stable condition is the proportioning described in the present embodiment and experiment condition.The frictional coefficient finally obtaining processed oil is frictional coefficient at normal temperatures and pressures, when but described experiment condition fluctuates among a small circle, this formula is still suitable for, such as preparation temperature within the required range ± 5 DEG C or prepare in duration within the required range ± 1 hour, and this formula is still suitable for.
Embodiment 2
Get weight percent be 50% mineral type base oil and weight percent be 35% poly-ɑ-alkene (PAO), at 55 DEG C stir within 3 hours, obtain mixed type base oil A;
By weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at 40 DEG C stir 2 hours, obtain base oil B;
In described mixed base oil B, add the zinc dialkyl dithiophosphate that weight percent is 2%, react 1 hour at 75 DEG C, obtain base oil C;
In described base oil C, add the rare earth oxide powder of x%, react 2 hours at 50-60 DEG C, obtain processed oil.
There is following relation in the frictional coefficient of described content of rare earth x and lubricating oil:
μ＝exp[0.6224(lnx)
2+3.6502lnx+e]±0.01，0.01≤x≤0.15
Wherein, μ is the target friction coefficient of described lubricating oil, and x is the weight percent that described content of rare earth accounts for described lubricating oil.
In the ordinary course of things, various equivalent modifications, in order to measure its frictional coefficient, needs the instrument test by complexity, in order to reach the lubricating oil of specific frictional coefficient, needing repeated multiple times experiment especially to realize, wasting human and material resources, time and resource.But by above formula, when experiment condition is certain, can directly obtain the finished lube with target friction coefficient, time saving and energy saving.
A described stable condition is the proportioning described in the present embodiment and experiment condition.The frictional coefficient finally obtaining processed oil is frictional coefficient at normal temperatures and pressures, when but described experiment condition fluctuates among a small circle, this formula is still suitable for, such as preparation temperature within the required range ± 5 DEG C or prepare in duration within the required range ± 1 hour, and this formula is still suitable for.
Embodiment 3
Get weight percent be 50% mineral type base oil and weight percent be 35% poly-ɑ-alkene (PAO), at 50 DEG C stir within 3 hours, obtain mixed type base oil A;
By weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at 40 DEG C stir 2 hours, obtain base oil B;
In described mixed base oil B, add the zinc dialkyl dithiophosphate that weight percent is 2%, react 2 hours at 70 DEG C, obtain base oil C;
In described base oil C, add the rare earth oxide powder of 3%, react 3 hours at 50-60 DEG C, obtain processed oil.
Described rare earth oxide can be lanthanum trioxide, cerium oxide, Praseodymium trioxide, Neodymium trioxide one or more.
Embodiment 4
Get weight percent be 50% mineral type base oil and weight percent be 35% poly-ɑ-alkene (PAO), at 60 DEG C stir within 3 hours, obtain mixed type base oil A;
By weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at 50 DEG C stir 2 hours, obtain base oil B;
In described mixed base oil B, add the zinc dialkyl dithiophosphate that weight percent is 2%, react 2 hours at 75 DEG C, obtain base oil C;
In described base oil C, add the rare earth oxide powder of 2%, react 3 hours at 50-60 DEG C, obtain processed oil.
Described rare earth oxide can be lanthanum trioxide, cerium oxide, Praseodymium trioxide, Neodymium trioxide one or more.
Embodiment 5
Get weight percent be 50% mineral type base oil and weight percent be 35% poly-ɑ-alkene (PAO), at 50 DEG C stir within 4 hours, obtain mixed type base oil A;
By weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at 40 DEG C stir 2 hours, obtain base oil B;
In described mixed base oil B, add the zinc dialkyl dithiophosphate that weight percent is 2%, react 1 hour at 70 DEG C, obtain base oil C;
In described base oil C, add the rare earth oxide powder of 4%, react 1 hour at 50-60 DEG C, obtain processed oil.
Described rare earth oxide can be lanthanum trioxide, cerium oxide, Praseodymium trioxide, Neodymium trioxide one or more.
Embodiment 6
Get weight percent be 60% mineral type base oil and weight percent be 25% poly-ɑ-alkene (PAO), at 50 DEG C stir within 4 hours, obtain mixed type base oil A;
By weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at 40 DEG C stir 2 hours, obtain base oil B;
In described mixed base oil B, add the zinc dialkyl dithiophosphate that weight percent is 2%, react 1 hour at 70 DEG C, obtain base oil C;
In described base oil C, add the rare earth oxide powder of 4%, react 1 hour at 50-60 DEG C, obtain processed oil.
Described rare earth oxide can be lanthanum trioxide, cerium oxide, Praseodymium trioxide, Neodymium trioxide one or more.
Table 1 friction coefficient of lubricating oil of the present invention and rare earth oxide consumption contrast
| Rare earth oxide weight percent (%) | 1 | 15 | 20 | 25 |
| Processed oil frictional coefficient | 0.41 | 0.14 | 0.35 | 0.31 |
Table 2 lubricants performance of the present invention and commercially available lubricants performance contrast
| Sample | Inventive samples 1 | Inventive samples 2 | Commercially available lubricating oil 1 | Commercially available lubricating oil 2 |
| Frictional coefficient | 0.1399 | 0.3533 | 0.45 | 0.55 |
As can be seen from Table 1, when the weight percent of rare earth oxide is 1, the frictional coefficient of the processed oil of preparation is 0.41, and the weight percent of rare earth oxide is when being 15, the frictional coefficient of the processed oil of preparation is 0.14, when rare-earth usage is more than 15%, the processed oil frictional coefficient obtained no longer meets formula μ=exp [0.6224 (lnx)
2+ 3.6502lnx+e] ± 0.01,0.01≤x≤0.15.
As can be seen from Table 2, the result that contrasts of the frictional coefficient of lubricating oil preparation method provided by the invention and lubricating oil and commercially available lubricating oil.Visible, lubricating oil provided by the invention can reach lower frictional coefficient, and can provide the lubricating oil of different target frictional coefficient according to the difference of use occasion, has both comprised the lubricating oil of low-friction coefficient, and has also comprised the lubricating oil of great friction coefficient.This lubricating oil preparation method is simple, and composition is simple.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technology thereof, then the present invention is also intended to comprise these change and modification.
Claims (8)
1. a lubricating oil preparation method, is characterized in that, specifically comprises the following steps:
A) poly-ɑ-alkene (PAO) that mineral type base oil that weight percent is 50-60% and weight percent are 15-40% is got, at T
1t is stirred at DEG C
1hour obtain mixed type base oil A;
B) by weight percent be 7% amyl-based polyol mixed aliphatic ester and weight percent be 1% boronation fatty acid ester join in described mixed type base oil A, at T
2t is stirred at DEG C
2hour, obtain base oil B;
C) in described mixed base oil B, the zinc dialkyl dithiophosphate that weight percent is 2% is added, at T
3t is reacted at DEG C
3hour, obtain base oil C;
D) in described base oil C, add the rare earth oxide powder of x%, at 50-60 DEG C, react t
4hour, obtain finished lube.
2. lubricating oil preparation method according to claim 1, is characterized in that, described T
1, T
2, T
3, meet following relation: 30≤T
2< T
1< T
3≤ 80, unit is DEG C.
3. lubricating oil preparation method according to claim 1, is characterized in that, described t
1, t
2, t
3, t
4meet following relation: t
1>=t
2, t
3≤ t
4, and t
1≤ 5, t
4≤ 5, unit is hour.
4. the preparation method of lubricating oil according to claim 2, is characterized in that, described T
1, T
2, T
3be respectively 50,40,70, unit is DEG C.
5. the preparation method of lubricating oil according to claim 4, is characterized in that, described t
1, t
2, t
3, t
4be respectively, 4,2,1,1, unit is hour.
6. the preparation method of lubricating oil according to claim 5, it is characterized in that, described mineral type base oil, the weight percent of poly-ɑ-alkene (PAO) are respectively 50%, 35%, and the frictional coefficient of described content of rare earth x and lubricating oil exists following relation:
μ＝exp[0.6224(lnx)
2+3.6502lnx+e]±0.01，0.01≤x≤0.15
Wherein, μ is target friction coefficient, and x is the weight percent that described content of rare earth accounts for described lubricating oil.
7. the preparation method of lubricating oil according to claim 1, is characterized in that, described rare earth oxide comprise lanthanum trioxide, cerium oxide, Praseodymium trioxide, Neodymium trioxide one or more.
8. one kind as arbitrary in claim 1-7 as described in the lubricating oil prepared of method.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106190493A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gear oil |
| CN106190494A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gasoline engine oil |
| CN106190495A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth boats and ships machine oil |
| CN106190492A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth motorcycle engine oil |
| CN106221873A (en) * | 2016-07-18 | 2016-12-14 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth diesel engine oil |
| CN109722322A (en) * | 2018-12-19 | 2019-05-07 | 中英海底***有限公司 | A kind of nano oxidized praseodymium lube oil additive and preparation method thereof |
| CN110951516A (en) * | 2019-12-25 | 2020-04-03 | 山东锦阳石油科技有限公司 | Application of nano rare earth (lanthanum) additive in lubricating oil |
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| CN101338244A (en) * | 2007-01-03 | 2009-01-07 | 雅富顿公司 | Nanoparticle additives and lubricant formulations containing the nanoparticle additives |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106190493A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gear oil |
| CN106190494A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gasoline engine oil |
| CN106190495A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth boats and ships machine oil |
| CN106190492A (en) * | 2016-07-18 | 2016-12-07 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth motorcycle engine oil |
| CN106221873A (en) * | 2016-07-18 | 2016-12-14 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth diesel engine oil |
| CN106221873B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth diesel engine oil |
| CN106190492B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth motorcycle engine oil |
| CN106190494B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gasoline engine oil |
| CN106190493B (en) * | 2016-07-18 | 2019-01-08 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth gear oil |
| CN106190495B (en) * | 2016-07-18 | 2019-03-29 | 烟台思欧特润滑油有限公司 | A kind of preparation method of rare earth ship machine oil |
| CN109722322A (en) * | 2018-12-19 | 2019-05-07 | 中英海底***有限公司 | A kind of nano oxidized praseodymium lube oil additive and preparation method thereof |
| CN110951516A (en) * | 2019-12-25 | 2020-04-03 | 山东锦阳石油科技有限公司 | Application of nano rare earth (lanthanum) additive in lubricating oil |
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| CN105331436B (en) | 2018-08-14 |
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